What powers 
irlen.com?
Last seen Sep 2026 · 37 technologies across 19 categories
Analytics
Authentication
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
Web servers
Widgets
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 62% phone
- 38% desktop
United States
United Kingdom
Canada
New Zealand
Australia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.71 / 10 · ranked #304,033 of all domains
148 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 14.4 MB · 125 requests
- WordPress theme: genesis (child: irlen) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Feb 1999 (27 years) via NameCheap, Inc., renews Feb 2027
- Hosted on Cloudflare (141.193.213.10)
- DNS: Namecheap
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 532,434, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| irlen.com | 33 |
| www.irlen.com | 12 |
Full technology history →
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